five people seriously injured when two commuter trains slammed into each other just outside vienna, austria. crews had to use specially-rigged cranes to pull some of the injured from the wreckage. investigators are looking at why both trains were traveling on the same track at the same time. >>> and a tense landing at newark's liberty airport last night, as the united express flight blew four tires on landing. it nearly struck an faa navigation building before stopping on a taxiway. the 13 people onboard were shaken up but okay. >>> we're looking forward to a speedy recovery for our dear friend and colleague, barbara walters. as precaution, she was hospitalized after falling and cutting her forehead in washington. barbara, giving orders to everyone. and that, as you might well know, clearly, a good sign. >>> we want to show you this. a terrifying ordeal for two fishermen in tennessee. the pair dangled over the edge of a dam for some three hours. they drifted helplessly towards the falls there after their motor failed. thankful, though, for that lifeline, as are we. >>> and something of a wi